mirror of
https://github.com/ShaYmez/FreeSTAR-Status-Engine.git
synced 2026-06-02 14:14:47 -04:00
Revert "Merge pull request #135 from server-status-project/master"
This reverts commit8d571547f5, reversing changes made toe96df7015e.
This commit is contained in:
Yigit Kerem Oktay
@@ -0,0 +1,320 @@
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<?php
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/**
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* Finds the character code for a UTF-8 character: like ord() but for UTF-8.
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*
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* @author Nicolas Thouvenin <nthouvenin@gmail.com>
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* @copyright 2008 Nicolas Thouvenin
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* @license http://opensource.org/licenses/LGPL-2.1 LGPL v2.1
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*/
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function ordUTF8($c, $index = 0, &$bytes = null)
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{
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$len = strlen($c);
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$bytes = 0;
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if ($index >= $len)
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return false;
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$h = ord($c{$index});
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if ($h <= 0x7F) {
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$bytes = 1;
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return $h;
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}
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else if ($h < 0xC2)
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return false;
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else if ($h <= 0xDF && $index < $len - 1) {
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$bytes = 2;
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return ($h & 0x1F) << 6 | (ord($c{$index + 1}) & 0x3F);
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}
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else if ($h <= 0xEF && $index < $len - 2) {
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$bytes = 3;
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return ($h & 0x0F) << 12 | (ord($c{$index + 1}) & 0x3F) << 6
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| (ord($c{$index + 2}) & 0x3F);
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}
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else if ($h <= 0xF4 && $index < $len - 3) {
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$bytes = 4;
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return ($h & 0x0F) << 18 | (ord($c{$index + 1}) & 0x3F) << 12
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| (ord($c{$index + 2}) & 0x3F) << 6
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| (ord($c{$index + 3}) & 0x3F);
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}
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else
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return false;
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}
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/**
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* Encode UTF-8 domain name to IDN Punycode
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*
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* @param string $value Domain name
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* @return string Encoded Domain name
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*
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* @author Igor V Belousov <igor@belousovv.ru>
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* @copyright 2013, 2015 Igor V Belousov
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* @license http://opensource.org/licenses/LGPL-2.1 LGPL v2.1
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* @link http://belousovv.ru/myscript/phpIDN
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*/
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function EncodePunycodeIDN( $value )
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{
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if ( function_exists( 'idn_to_ascii' ) ) {
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return idn_to_ascii( $value );
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}
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/* search subdomains */
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$sub_domain = explode( '.', $value );
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if ( count( $sub_domain ) > 1 ) {
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$sub_result = '';
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foreach ( $sub_domain as $sub_value ) {
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$sub_result .= '.' . EncodePunycodeIDN( $sub_value );
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}
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return substr( $sub_result, 1 );
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}
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/* http://tools.ietf.org/html/rfc3492#section-6.3 */
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$n = 0x80;
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$delta = 0;
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$bias = 72;
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$output = array();
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$input = array();
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$str = $value;
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while ( mb_strlen( $str , 'UTF-8' ) > 0 )
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{
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array_push( $input, mb_substr( $str, 0, 1, 'UTF-8' ) );
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$str = (version_compare(PHP_VERSION, '5.4.8','<'))?mb_substr( $str, 1, mb_strlen($str, 'UTF-8') , 'UTF-8' ):mb_substr( $str, 1, null, 'UTF-8' );
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}
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/* basic symbols */
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$basic = preg_grep( '/[\x00-\x7f]/', $input );
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$b = $basic;
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if ( $b == $input )
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{
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return $value;
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}
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$b = count( $b );
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if ( $b > 0 ) {
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$output = $basic;
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/* add delimeter */
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$output[] = '-';
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}
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unset($basic);
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/* add prefix */
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array_unshift( $output, 'xn--' );
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$input_len = count( $input );
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$h = $b;
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$ord_input = array();
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while ( $h < $input_len ) {
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$m = 0x10FFFF;
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for ( $i = 0; $i < $input_len; ++$i )
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{
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$ord_input[ $i ] = ordUtf8( $input[ $i ] );
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if ( ( $ord_input[ $i ] >= $n ) && ( $ord_input[ $i ] < $m ) )
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{
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$m = $ord_input[ $i ];
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}
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}
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if ( ( $m - $n ) > ( 0x10FFFF / ( $h + 1 ) ) )
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{
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return $value;
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}
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$delta += ( $m - $n ) * ( $h + 1 );
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$n = $m;
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for ( $i = 0; $i < $input_len; ++$i )
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{
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$c = $ord_input[ $i ];
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if ( $c < $n )
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{
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++$delta;
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if ( $delta == 0 )
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{
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return $value;
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}
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}
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if ( $c == $n )
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{
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$q = $delta;
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for ( $k = 36;; $k += 36 )
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{
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if ( $k <= $bias )
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{
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$t = 1;
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}
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elseif ( $k >= ( $bias + 26 ) )
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{
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$t = 26;
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}
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else
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{
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$t = $k - $bias;
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}
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if ( $q < $t )
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{
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break;
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}
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$tmp_int = $t + ( $q - $t ) % ( 36 - $t );
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$output[] = chr( ( $tmp_int + 22 + 75 * ( $tmp_int < 26 ) ) );
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$q = ( $q - $t ) / ( 36 - $t );
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}
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$output[] = chr( ( $q + 22 + 75 * ( $q < 26 ) ) );
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/* http://tools.ietf.org/html/rfc3492#section-6.1 */
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$delta = ( $h == $b ) ? $delta / 700 : $delta>>1;
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$delta += intval( $delta / ( $h + 1 ) );
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$k2 = 0;
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while ( $delta > 455 )
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{
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$delta /= 35;
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$k2 += 36;
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}
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$bias = intval( $k2 + 36 * $delta / ( $delta + 38 ) );
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/* end section-6.1 */
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$delta = 0;
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++$h;
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}
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}
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++$delta;
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++$n;
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}
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return implode( '', $output );
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}
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/**
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* Decode IDN Punycode to UTF-8 domain name
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*
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* @param string $value Punycode
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* @return string Domain name in UTF-8 charset
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*
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* @author Igor V Belousov <igor@belousovv.ru>
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* @copyright 2013, 2015 Igor V Belousov
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* @license http://opensource.org/licenses/LGPL-2.1 LGPL v2.1
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* @link http://belousovv.ru/myscript/phpIDN
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*/
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function DecodePunycodeIDN( $value )
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{
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if ( function_exists( 'idn_to_utf8' ) ) {
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return idn_to_utf8( $value );
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}
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/* search subdomains */
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$sub_domain = explode( '.', $value );
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if ( count( $sub_domain ) > 1 ) {
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$sub_result = '';
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foreach ( $sub_domain as $sub_value ) {
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$sub_result .= '.' . DecodePunycodeIDN( $sub_value );
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}
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return substr( $sub_result, 1 );
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}
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/* search prefix */
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if ( substr( $value, 0, 4 ) != 'xn--' )
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{
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return $value;
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}
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else
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{
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$bad_input = $value;
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$value = substr( $value, 4 );
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}
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$n = 0x80;
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$i = 0;
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$bias = 72;
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$output = array();
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/* search delimeter */
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$d = strrpos( $value, '-' );
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if ( $d > 0 ) {
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for ( $j = 0; $j < $d; ++$j) {
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$c = $value[ $j ];
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$output[] = $c;
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if ( $c > 0x7F )
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{
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return $bad_input;
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}
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}
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++$d;
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} else {
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$d = 0;
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}
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while ($d < strlen( $value ) )
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{
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$old_i = $i;
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$w = 1;
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for ($k = 36;; $k += 36)
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{
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if ( $d == strlen( $value ) )
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{
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return $bad_input;
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}
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$c = $value[ $d++ ];
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$c = ord( $c );
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$digit = ( $c - 48 < 10 ) ? $c - 22 :
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(
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( $c - 65 < 26 ) ? $c - 65 :
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(
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( $c - 97 < 26 ) ? $c - 97 : 36
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)
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);
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if ( $digit > ( 0x10FFFF - $i ) / $w )
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{
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return $bad_input;
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}
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$i += $digit * $w;
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if ( $k <= $bias )
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{
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$t = 1;
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}
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elseif ( $k >= $bias + 26 )
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{
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$t = 26;
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}
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else
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{
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$t = $k - $bias;
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}
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if ( $digit < $t ) {
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break;
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}
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$w *= 36 - $t;
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}
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$delta = $i - $old_i;
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/* http://tools.ietf.org/html/rfc3492#section-6.1 */
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$delta = ( $old_i == 0 ) ? $delta/700 : $delta>>1;
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$count_output_plus_one = count( $output ) + 1;
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$delta += intval( $delta / $count_output_plus_one );
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$k2 = 0;
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while ( $delta > 455 )
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{
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$delta /= 35;
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$k2 += 36;
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}
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$bias = intval( $k2 + 36 * $delta / ( $delta + 38 ) );
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/* end section-6.1 */
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if ( $i / $count_output_plus_one > 0x10FFFF - $n )
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{
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return $bad_input;
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}
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$n += intval( $i / $count_output_plus_one );
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$i %= $count_output_plus_one;
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array_splice( $output, $i, 0,
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html_entity_decode( '&#' . $n . ';', ENT_NOQUOTES, 'UTF-8' )
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);
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++$i;
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}
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return implode( '', $output );
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}
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